1020312720

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{67481}}^1$

素因数の和:67510

約数の個数: 160

約数和(自身を含む): 4016528640

約数和(自身を除く): 2996215920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 67481, 134962, 202443, 269924, 337405, 404886, 472367, 539848, 607329, 674810, 809772, 944734, 1012215, 1079696, 1214658, 1349620, 1417101, 1619544, 1821987, 1889468, 2024430, 2361835, 2429316, 2699240, 2834202, 3036645, 3239088, 3643974, 3778936, 4048860, 4251303, 4723670, 4858632, 5398480, 5668404, 6073290, 7085505, 7287948, 7557872, 8097720, 8502606, 9109935, 9447340, 9717264, 11336808, 12146580, 12753909, 14171010, 14575896, 16195440, 17005212, 18219870, 18894680, 21256515, 22673616, 24293160, 25507818, 28342020, 29151792, 34010424, 36439740, 37789360, 42513030, 48586320, 51015636, 56684040, 63769545, 68020848, 72879480, 85026060, 102031272, 113368080, 127539090, 145758960, 170052120, 204062544, 255078180, 340104240, 510156360, 1020312720]

約数ペア:

[(1, 1020312720), (2, 510156360), (3, 340104240), (4, 255078180), (5, 204062544), (6, 170052120), (7, 145758960), (8, 127539090), (9, 113368080), (10, 102031272), (12, 85026060), (14, 72879480), (15, 68020848), (16, 63769545), (18, 56684040), (20, 51015636), (21, 48586320), (24, 42513030), (27, 37789360), (28, 36439740), (30, 34010424), (35, 29151792), (36, 28342020), (40, 25507818), (42, 24293160), (45, 22673616), (48, 21256515), (54, 18894680), (56, 18219870), (60, 17005212), (63, 16195440), (70, 14575896), (72, 14171010), (80, 12753909), (84, 12146580), (90, 11336808), (105, 9717264), (108, 9447340), (112, 9109935), (120, 8502606), (126, 8097720), (135, 7557872), (140, 7287948), (144, 7085505), (168, 6073290), (180, 5668404), (189, 5398480), (210, 4858632), (216, 4723670), (240, 4251303), (252, 4048860), (270, 3778936), (280, 3643974), (315, 3239088), (336, 3036645), (360, 2834202), (378, 2699240), (420, 2429316), (432, 2361835), (504, 2024430), (540, 1889468), (560, 1821987), (630, 1619544), (720, 1417101), (756, 1349620), (840, 1214658), (945, 1079696), (1008, 1012215), (1080, 944734), (1260, 809772), (1512, 674810), (1680, 607329), (1890, 539848), (2160, 472367), (2520, 404886), (3024, 337405), (3780, 269924), (5040, 202443), (7560, 134962), (15120, 67481)]